I remember my '66 bus did not have this.  I had to pull-n-push the light
switch.  Of course, flashing those 6 volt lights in the day time was pretty
much an academic exercise (meaning that they didn't do much, and not
meaning that I found it intellectually challenging).

---------
Jon  \/an
    \/\/yk  (jvanwyk@halcyon.com)